WaveMan · Form 4
JANA Partners Management, LP insider trades
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JANA Partners Management, LP insider trades

JANA Partners Management, LP has filed 32 Form 4s with the SEC that we hold, for Mercury Systems INC (MRCY) (Director), THS (Director, 10% owner), Rapid7, Inc. (RPD) (10% owner) and Lamb Weston Holdings, Inc. (LW) (Director), among 5 companies in all. Across all of them we count 25 purchases worth $121.0M and 9 sales worth $258.0M reported on Form 4. In the last 12 months: 7 purchases ($19.6M) and 6 sales ($197.2M). The largest single trade was a sale of 1,000,000 shares of Mercury Systems INC worth $75.5M, dated 2025-11-06. The first filing on our record is dated 2023-11-09 and the latest 2026-06-10.

Mercury Systems INC (MRCY)

Director · 12 filings · 19 purchases and sales
Trade dateCodeSharesValue as filedFiled
2023-11-16P, purchase reported on Form 4215,550$7.2M2023-11-20
2023-11-17P, purchase reported on Form 444,057$1.5M2023-11-20
2023-11-20P, purchase reported on Form 4315$10.7K2023-11-20
2023-11-28P, purchase reported on Form 464,435$2.1M2023-11-30
2023-11-29P, purchase reported on Form 4117,881$3.9M2023-11-30
2023-11-30P, purchase reported on Form 463,648$2.2M2023-11-30
2024-02-09P, purchase reported on Form 41,335,848$37.3M2024-02-13
2024-02-26P, purchase reported on Form 418,618$531.2K2024-02-28
2024-02-27P, purchase reported on Form 4284,295$8.3M2024-02-28
2024-02-28P, purchase reported on Form 475,000$2.2M2024-02-28
2024-08-27P, purchase reported on Form 413,600$506.6K2024-08-29
2025-05-08S, sale reported on Form 488,152$4.1M2025-05-09
2025-05-09S, sale reported on Form 4100,000$4.6M2025-05-09
2025-08-13S, sale reported on Form 4797,000$52.1M2025-08-15
2025-11-06S, sale reported on Form 41,000,000$75.5M2025-11-10
2026-02-09S, sale reported on Form 4400,000$32.4M2026-02-11
2026-03-02S, sale reported on Form 4182,510$17.2M2026-03-04
2026-03-03S, sale reported on Form 4168,648$15.2M2026-03-04
2026-03-04S, sale reported on Form 4100,899$9.0M2026-03-04

THS

Director, 10% owner · 9 filings · 5 purchases and sales
Trade dateCodeSharesValue as filedFiled
2025-05-08P, purchase reported on Form 4124,785$2.7M2025-05-12
2025-05-09P, purchase reported on Form 4424,126$9.5M2025-05-12
2025-05-12P, purchase reported on Form 417,678$408.2K2025-05-12
2025-05-13P, purchase reported on Form 4339,000$7.9M2025-05-14
2026-02-10S, sale reported on Form 41,959,221$48.0M2026-02-10

Rapid7, Inc. (RPD)

10% owner · 6 filings · 6 purchases and sales
Trade dateCodeSharesValue as filedFiled
2025-08-11P, purchase reported on Form 4358,738$6.5M2025-08-13
2025-08-12P, purchase reported on Form 4163,456$3.3M2025-08-13
2025-08-13P, purchase reported on Form 4250,000$5.3M2025-08-13
2025-11-24P, purchase reported on Form 4150,000$2.1M2025-11-25
2025-11-25P, purchase reported on Form 450,000$750.5K2025-11-25
2025-11-28P, purchase reported on Form 441,545$652.7K2025-12-04

Lamb Weston Holdings, Inc. (LW)

Director · 4 filings · 4 purchases and sales
Trade dateCodeSharesValue as filedFiled
2026-04-07P, purchase reported on Form 4136,000$5.6M2026-04-09
2026-04-08P, purchase reported on Form 4100,000$4.1M2026-04-09
2026-04-13P, purchase reported on Form 4100,000$4.2M2026-04-15
2026-04-15P, purchase reported on Form 450,000$2.2M2026-04-15

NEWR

Director · 1 filing · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1998597) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
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